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Spacecraft information: OPS 1570
Launch Details
| Launched | 29 February 1972 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 5851 |
| COSPAR ID | 1972-010A |
| Alternative names |
DSP 3 |
| Observing |
Current orbital elements
| Inclination | 0.181° |
| Eccentricity | 0.00102 |
| RA ascending node | 7.801 hr |
| Argument perigee | 170.799° |
| Mean anomaly | 350.424° |
| Orbital period | 1443.126 min |
| Epoch of osculation | 15 Mar 2026, 08:22 |
Derived Quantities
| Min Altitude | 35888.2 km |
| Mean Altitude | 35931.2 km |
| Peak Altitude | 35974.2 km |
Orbital History
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